Daikin DR80TC Installation Instructions Manual

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Installation Instructions

for DR80TC & DD80TC

Gas Furnace CATEGORY I

CATÉGORIE I

These furnaces comply with requirements

embodied in the American National

Standard / National Standard of Canada

ANSI Z21.47·CSA-2.3 Gas Fired Central

Furnaces.

The precautions listed in this Installation Manual are

intended as supplemental to existing practices. However, if

there is a direct conflict between existing practices and the

content of this manual, the precautions listed herein take

precedence.

RECOGNIZE THIS SYMBOL

AS A SAFETY PRECAUTION.

NOTE: Please contact your distributor or our website

for the applicable Specification Sheet referred to in this

manual.

Do not bypass safety devices.

THIS FURNACE MAY BE PAIRED WITH A COOLING UNIT

THAT USES R-32 REFRIGERANT. IF THE REFRIGERATION

UNIT PAIRED WITH THIS FURNACE DOES NOT USE R-32,

THE R-32 FUNCTION IN THE FURNACE CONTROL BOARD

NEEDS TO BE TURNED OFF. PLEASE SEE THE ELECTRICAL

AND THE R-32 SECTIONS FOR MORE DETIALS.

REFRIGERANT SYSTEMS OTHER THAN 410A OR R32 MAY

REQUIRE AN ADDITIONAL MITIGATION CONTROL BOARD.

REFER TO THE INSTALLATION MANUAL OF THE INDOOR

EVAPORATOR COIL TO DETERMIND INSTALLATION

REQUIREMENTS FOR THAT SUPPLIER'S REFRIGERANT

DETECTION SYSTEM.

Our continuing commitment to quality products may mean a change in specifications without notice.

IOD-2043

03/2024

Installer:

Affix all manuals

adjacent to the unit.

WARNING

ナンバー：

B150

会社名：

DAIKIN COMFORT TECHNOLOGIES MANUFACTURING, L.P.

作成日：

2022/2/25

19001 Kermier Rd., Waller, TX 77484

www.daikincomfort.com

Only personnel that have been trained to install, adjust,

service, maintenance or repair (hereinafter, "service")

the equipment specified in this manual should service the

equipment.

This equipment is not intended for use by persons

(including children) with reduced physical, sensory or

mental capacities, or lack of experience and knowledge,

unless they have been given supervision or instruction

concerning use of the appliance by a person responsible

for their safety.

Children should be supervised to ensure that they do not

play with the equipment.

The manufacturer will not be responsible for any injury

or property damage arising from improper supervision,

service or service procedures. If you service this unit, you

assume responsibility for any injury or property damage

which may result. In addition, in jurisdictions that require

one or more licenses to service the equipment specified in

this manual, only licensed personnel should service the

equipment. Improper supervision, installation, adjustment,

servicing, maintenance or repair of the equipment specified

in this manual, or attempting to install, adjust, service

or repair the equipment specified in this manual without

proper supervision or training may result in product

damage, property damage, personal injury or death.

80% HEX

This device, which was assembled by Daikin Comfort Technologies

Manufacturing, L.P., contains a component that is classified as an

intentional radiator. This intentional radiator has been certified by the

FCC: FCC ID QOQBGM111. And this international radiator has an

Industry Canada ID: IC 5123A-BGM111.

This device complies with Part 15 of the FCC's Rules. Operation of this

device is subject to two conditions:

(1) This device may not cause harmful interference; and

(2) This device must accept any interference received, including

interference that may cause undesirable operation.

And this device meets the applicable Industry Canada technical

specifications.

The manufacturer of the intentional radiator (model no. BGM111) is

Silicon Laboratories Finland Oy, which can be contacted by calling 617-

951-0200. (www.silabs.com)

Daikin Comfort Technologies Manufacturing, L.P. may be contacted by

calling 713-861-2500, or at 19001 Kermier Rd., Waller TX 77484.

(www.goodmanmfg.com)

WARNING

DO NOT LIFT

PRODUCT USING

HEAT EXCHANGER

Table of Contents

Troubleshooting

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Summary of Contents for Daikin DR80TC

Page 1 Specification Sheet referred to in this HEAT EXCHANGER manual. This device, which was assembled by Daikin Comfort Technologies Manufacturing, L.P., contains a component that is classified as an intentional radiator. This intentional radiator has been certified by the WARNING FCC: FCC ID QOQBGM111.
Page 2: Table Of Contents
TABLE OF CONTENTS This furnace is manufactured for use with natural gas. It may be field converted to operate on L.P. gas by using the appropriate L.P. conversion kit listed in the PROPANE Safety Considerations ..........2 GAS/HIGH ALTITUDE INSTALLATIONS section of this Product Application ............4 manual.
Page 3: Additional Safety Considerations
RISQUE D'EMPOISONNEMENT AU MONOXYDE DE CARBONE Advertencia especial para la instalación de calentadores ó manejadoras de aire en áreas cerradas como estacionamientos ó cuartos de servicio. Cette ventilation est nécessaire pour éviter le danger d'intoxication Las emisiones de monóxido de carbono pueden circular a través au CO pouvant survenir si un appareil produisant du monoxyde del aparato cuando se opera en cualquier modo.
Page 4: Product Application
The furnace must be carefully inspected on arrival for To The Installer damage and bolts or screws which may have come loose Before installing this unit, please read this manual in transit. In the event of damage the consignee should: thoroughly to familiarize yourself with specific items which 1.
Page 5: National Fire Protection Association
CONSIDERATIONS WARNING Your unit model type determines which installation procedures must be used. For DR80TC models, you must To prevent property damage, personal injury or death due to fire, do not install the furnace in a mobile home, trailer, or follow instructions for Horizontal Left, Horizontal Right or recreational vehicle.
Page 6 • For vertical applications, the minimum cooling coil WARNING width shall not be less than furnace width minus 1”. Additionally, a coil installed above an upflow furnace or under a counterflow furnace may be the same To prevent possible equipment damage, property damage, personal injury or death, the following bullet points must width as the furnace or may be one size larger be observed when installing this unit.
Page 7: Clearances And Accessibility
Top clearance for horizontal configuration - 1” Installation Positions Figure 10 DR80TC model furnaces may be installed vertically (upflow) or horizontally with left or right side down. NOTE: Ductwork must never be attached to the DD80TC model furnaces may be installed vertically back of the furnace.
Page 8: Furnace Suspension
Furnace Suspension If suspending the furnace from rafters or joist, use 3/8” AVERTISSEMENT threaded rod and 2”x2”x3/8” angle iron as shown below. The length of rod will depend on the application and the RISQUE D’INTOXICATION AU MONOXYDE DE CARBONE clearances necessary. Si les étapes décrites ci-dessous ne sont pas suivies pour chacun des appareils raccordés au système de ventilation au moment de sa mise en marche, cela peut entraîner une...
Page 9: Category I Venting (Vertical Venting)
The induced draft blower on This furnace must use indoor air for combustion. It cannot DR80TC models can be rotated 90 degrees for Category be installed as a direct vent (i.e., sealed com bustion) I venting. For furnaces installed vertically or horizontally, furnace.
Page 10: Masonry Chimneys
MASONRY CHIMNEYS THIS PRODUCT IS NOT DESIGNED FOR COUNTERCLOCKWISE INDUCED DRAFT BLOWER WARNING ROTATION. Vent the furnace in accordance with the National Fuel Gas Possibility of property damage, personal injury or death damaging condensation can occur inside masonry chimneys Code NFPA 54/ANSI Z223.1 - latest edition. when a single fan-assisted Category I appliance (80% AFUE Furnace) is vented without adequate dilution air.
Page 11: Wiring Harness
Wiring Harness The wiring harness is an integral part of this furnace. Field 1. Remove both doors from the furnace. alteration to comply with electrical codes should not be 2. Remove and save the screws holding the junc tion box required.
Page 12: High Altitude Derate
Inlet gas supply pressures must be maintained within the Consult the furnace Specification Sheet for appropriate ranges specified in the following table. The supply pressure manufacturer’s kits for propane gas and/or high altitude must be constant and available with all other household installations.
Page 13: Upflow Installations
To connect the furnace to the building’s gas piping, the installer must supply a ground joint union, drip leg, manual shutoff valve, and line and fittings to connect to gas valve. Gas line entrance In some cases, the installer may also need to supply a transition piece from 1/2”...
Page 14: Propane Gas Piping Charts
2. Proper pressure regulation (Two-stage regulation vis WARNING recommended for both cost and efficiency). 3. Pressure drop in lines between regulators, and between second stage regulator and the appliance. To avoid possibility of explosion or fire, never use a match or open flame to test for leaks.
Page 15: Circulating Air
CIRCULATING AIR Total external static refers to static pressure created by all components external to the furnace cabinet. Cooling coils, filters, ducts, grilles, registers must all be considered when WARNING reading your total external static pressure. The supply duct pressure must be read between the furnace and the Never allow the products of combustion, including carbon cooling coil.
Page 16: Upright Installations
SUPPLY A new home may require more frequent replacement until all construction dust and dirt is removed. CUTAWAY OF DUCTWORK Upﬂow / Horizontal TO EXPOSE COIL Minimum Recommended Filter Size^ Models DR80TC0603B* 1 - 16 X 25 Side or 1 - 14 X 24 Bo�om Return* DR80TC0604B* 1 - 16 X 25 Side or 14 X 24 Bo�om Return DR80TC0803B*...
Page 17 This furnace is Bluetooth ready and functions with the Cool Cloud HVAC Phone Application Cool Cloud HVAC phone application designed to improve Actual screens may look different based on the mobile the contractor’s setup / diagnostic experience. Users can device being used. see specific model information, review active diagnostic error codes, observe system status during operation, make system menu adjustments, add site visit notes and...
Page 18 OUTDOOR INDOOR BOARD TERMINAL BOARD TERMINAL Gas Furnace Testing CONNECTIONS CONNECTIONS 1. Two-stage Operation using the Cool Cloud HVAC application: a. Select the gas heat icon after entering the furnace menus. b. Select any value less than 50% for low stage 24 VAC Thermostat operation and any value greater than 50% for high...
Page 19 INDOOR BOARD TERMINAL CONNECTIONS 24 VAC Heat Pump Thermostat Optional Optional Figure 21 Optional Non-Communicating Single Stage Heat Pump Figure 18 INDOOR BOARD TERMINAL CONNECTIONS Two Stage 24 VAC Heat Pump Thermostat Figure 22 Optional Optional Non-Communicating Two Stage Heat Pump Figure 19 Figure 23 NOTE: The arrow next to the display windows...
Page 20 Quick Start Guide for Gas Heat Only Setup as either optional or mandatory and installed by (No Outdoor Unit) using the phone application. Ensure all mandatory EXTREMELY IMPORTANT: The furnace only requires software updates have been installed. Review notes for optional software updates and install if a single W input for 2 stage gas heat control.
Page 21: Auxiliary Alarm Switch
Dehumidification Push Button Menu Dehumidification allows the furnace’s circulator blower to operate at a reduced speed during a combined thermostat    call for cooling demand with a parallel humidistat. This lower blower speed increases dehumidification of the conditioned air as it passes through the indoor coil. The control board is equipped with a 24 volt dehumidification input (DH) located on the thermostat wiring connector.
Page 22: Accessories
ACCESSORIES • Profile B (2) ramps up to full cooling demand airflow by first stepping up to 50% of the full demand for 30 seconds. The motor then ramps to 100% of the Optional Field installed Supply Air & Return Air required airflow.
Page 23: Furnace Startup
To connect an electronic air cleaner using the line voltage Furnace Operation EAC terminal: Purge gas lines of air prior to startup. Be sure not purge • Turn OFF power to the furnace before installing any lines into an enclosed burner compartment. Follow NFPA accessories.
Page 24: Gas Manifold Pressure Measurement And Adjustment
Gas Supply Pressure Measurement NOTE: If using the inlet pressure tap on the White- Rodgers 36J54 gas valve, then use the 36G/J Valve Pressure Check Kit, Part No. 0151K00000S. 3. Turn ON the gas supply and operate the furnace and all other gas consuming appliances on the same gas supply line.
Page 25: R-32 Information
R-32 function on the control board is ON by default. The R-32 function can be disabled through the furnace control by entering the A2L Function Enabled menu and selecting “no”. If A2L function is disabled, the furnace control will ignore all A2L functions. If A2L function is enabled, the control will monitor the R-32 sensor information.
Page 26: Normal Sequence Of Operation
Verification menu, press the left or right switch until LED Specification Sheet applicable to your model. Determine displays “A2u”. Press the center switch and the LED will and adjust temperature rise as follows: display the selected option (yes or no). Press the left of 1.
Page 27: Operational Checks
• Integrated control module monitors safety circuits • Circulator blower continues running for the selected continuously. heat off delay period. The blower speed during this • The furnace enters a three minute power up delay to period depends on the last heat call provided by the make sure the system is setup properly.
Page 28: Auxiliary Limit
Auxiliary Limit 2. Firmly touch a clean, unpainted, metal surface of the The auxiliary limit controls are located on or near the furnace away from the control. Any tools held in a circulator blower and monitors blower compartment person’s hand during grounding will be discharged. temperatures.
Page 29: Maintenance
MAINTENANCE To remove filters from an external filter rack in an upright upflow installation, follow the directions provided with external filter rack kit. WARNING Horizontal Unit Filter Removal Filters in horizontal installations are located in the central To avoid electrical shock, injury or death, disconnect electrical power before return register or the ductwork near the furnace.
Page 30: Repair And Replacement Parts
REPAIR AND REPLACEMENT PARTS • When ordering any of the listed functional parts, be sure to provide the furnace model, manufacturing, and serial numbers with the order. • Although only functional parts are shown in the parts list, all sheet metal parts, doors, etc. may be ordered by description.
Page 31: Menu Options
MENU OPTIONS Menu Description Menu Description Display Display Percentage of high stage gas heating airflow to run Aux (condensate switch enabled)  during low  Enable or disable inverter boost operation. stage gas heat operation. (default = 70%) (compressor speed may increase when this feature is ...
Page 32: Status Codes
MENU OPTIONS STATUS CODES Description of System Status Menu Description Display Display Menu is enabled if the CFS menu is set to 6. Select the Compressor Cooling, Low Stage (non-communicating target time the system will attempt to satisfy the  ...
Page 33: Troubleshooting Chart
TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Furnace fails to operate. Equipment lacks shared data. Populate shared data set using memory card.  Normal operation. Normal operation. None  Restore high voltage power to furnace and integrated No 115 power to furnace or no 24 volt power to Furnace fails to operate.
Page 34 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Check filters for blockage, clean filters or remove obstruction. Furnace operates at reduced Check ductwork for blockage and verify all registers are performance or operates on low Airflow is lower than demanded. ...
Page 35 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status NOTE: Allow time as the control may take up to 90 seconds to detect sensors. Verify that the sensor probe is plugged in all the way. Supply air temperature reading Supply Air Temperature Sensor Circuit is Verify that the sensor probe connector is properly ...
Page 36 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Locate and correct gas interruption Furnace lockout due to an excessive number of ignition Replace or realign igniter “retries” (3 total) Check flame sense signal, clean sensor if coated or oxidized Furnace fails to operate ...
Page 37 TROUBLESHOOTING CHART Symptom LED Status Fault Description Corrective Actions Check and correct wiring from integrated control module to Problem with igniter circuit igniter Improperly connected or shorted igniter Diagnose and replace shorted igniter as needed Furnace fails to operate  Poor unit ground Verify and correct unit ground wiring if needed Igniter relay fault on integrated control module...
Page 38: Wiring Diagram
WIRING DIAGRAM JUNCTI ON BOX 5 CIRCUIT NEUTRAL CONNECTOR CONTROL MODULE 4 CIRCUIT MOTOR CONNECTOR Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
Page 39: Start-Up Checklist
START-UP CHECKLIST Furnace Model Number Serial Number ELECTRICAL Line Voltage (Measure L1 to N and N to Ground Voltage) L - N N - G Secondary Voltage (Measure Transformer Output Voltage) R - C Blower Amps BLOWER EXTERNAL STATIC PRESSURE Return Air Sta�c Pressure IN.
Page 40: Customer Feedback
CUSTOMER FEEDBACK Daikin is very interested in all product comments. Please fill out the feedback form on the following link: https://daikincomfort.com/contact-us You can also scan the QR code on the right to be directed to the feedback page. PRODUCT REGISTRATION Thank you for your recent purchase.

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Dd80tc